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Planetary in Irish (pláinéadach): Meaning, Forms, Examples

The Irish for planetary is pláinéadach: córas pláinéadach, a planetary system.
Updated October 2026Report a mistake

How to say “planetary” in Irish

Irish:
pláinéadach
English:
planetary
Word type:
adjective
More planetary:
níos pláinéadaí
Most planetary:
is pláinéadaí
Plural:
pláinéadacha
Pronunciation:
“PLAW-nyay-duck”  /ˈpˠlˠɑːnʲeːd̪ˠəx/

What does “pláinéadach” mean?

planetary
Relating to a planet or to the planets.Also: of a planet, of the planets.

“Pláinéadach” after a noun

An Irish adjective comes after its noun. Here is pláinéadach after córas (system, masculine), after réaltóg (star, feminine) and after a plural.

after a masculine nouncóras pláinéadacha planetary system
after a feminine nounréaltóg phláinéadacha planetary star
after a plural nouncórais phláinéadachaplanetary systems

séimhiú (the h) the ending

feminine
réaltógstar
+
pláinéadachplanetary
=
réaltóg phláinéadacha planetary star

After a feminine noun the adjective gets a séimhiú, an h after its first letter: réaltóg phláinéadach. After a masculine noun it stays as it is: córas pláinéadach.

plural
córaissystems
+
pláinéadachaplanetary, plural
=
córais phláinéadachaplanetary systems

With a plural noun the adjective takes its plural form, pláinéadacha. It also gets an h after a plural that ends in a slender consonant: córais phláinéadacha; after other plurals it does not: réaltóga pláinéadacha.

More planetary, most planetary, very planetary

níosmore
+
pláinéadaíplanetary
=
níos pláinéadaímore planetary
ismost
+
pláinéadaíplanetary
=
is pláinéadaímost planetary

Tá an réalta seo níos pláinéadaí ná an ceann eile. This star is more planetary than the other one.

more planetaryníos pláinéadaíin the past tense: ní ba phláinéadaí
most planetaryis pláinéadaíin the past tense: ba phláinéadaí
as planetary aschomh pláinéadach leno change after chomh
very planetaryan-phláinéadachan- lenites, except d, t and s
too planetaryróphláinéadachró- lenites

“Pláinéadach” in a sentence: Irish examples

With a masculine noun, a feminine noun, a plural, a comparison and on its own.

Rinne sí staidéar ar an gcóras pláinéadach.
She studied the planetary system.
Chonaic siad nebula phláinéadach tríd an teileascóp.
They saw a planetary nebula through the telescope.
Tá na fithisí pláinéadacha éilipseach.
The planetary orbits are elliptical.
Tá an réalta seo níos pláinéadaí ná an ceann eile.
This star is more planetary than the other one.
Tá an ghluaiseacht sin pláinéadach.
That motion is planetary.

Other adjectives in Irish

More everyday Irish adjectives to learn next.

Planetary in Irish: frequently asked questions

What is the Irish for planetary?

The Irish for planetary is pláinéadach (pronounced “PLAW-nyay-duck”). It comes after the noun: córas pláinéadach, a planetary system; réaltóg phláinéadach, a planetary star.

How do you say more planetary and most planetary in Irish?

níos pláinéadaí is more planetary and is pláinéadaí is most planetary. In the past tense they become ní ba phláinéadaí and ba phláinéadaí.

Why does pláinéadach become phláinéadach?

After a feminine singular noun an adjective is lenited: it gets an h after its first letter. So réaltóg phláinéadach (a planetary star) but córas pláinéadach (a planetary system), because córas is masculine.

What is the plural of pláinéadach?

With a plural noun pláinéadach becomes pláinéadacha: córais phláinéadacha, réaltóga pláinéadacha. After a plural that ends in a slender consonant it is lenited as well.

How do you say very planetary in Irish?

an-phláinéadach. Too planetary is róphláinéadach, and as planetary as is chomh pláinéadach le.

What is the noun related to 'pláinéadach'?

The noun is 'pláinéad', a planet, so 'córas pláinéadach' means a planetary system.

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